NYSE Arca · CSIO · ETF
Cohen & Steers Infrastructure Opportunities Active ETF (CSIO) ETF price history
Every NYSE Arca trading session of Cohen & Steers Infrastructure Opportunities Active ETF from Dec 11, 2025 to Sep 28, 2026: 199 daily bars, adjusted for splits and dividends, with minute bars from Jul 13, 2026 forward. The full series is served by the API: a free key covers the last year, paid plans the whole history and minute bars.
CSIO adjusted close, 2025 to 2026
- $29.12
- All time high, 2026
- $30.12
- 52 week high, $24.45 low
- 199
- Daily sessions since 2025
Last updated Sep 28, 2026, the last stored session. Refreshes after each trading day. Full 2025 to 2026 series and minute bars.
CSIO key facts
- Cohen & Steers Infrastructure Opportunities Active ETF (CSIO) closed at $27.08 on Sep 28, 2026 on NYSE Arca.
- CSIO's all time high close is $29.12, set on Jul 24, 2026; its all time low close is $24.50 on Dec 19, 2025.
- CSIO's 52 week range is $24.45 to $30.12.
- CSIO's deepest drawdown was -7.0% from Jul 24, 2026 to Sep 28, 2026.
- DataCedar holds 199 daily sessions of CSIO history from Dec 11, 2025 and minute bars from Jul 13, 2026, adjusted for splits and dividends, served by the API under a key.
CSIO price chart, 2025 to 2026
CSIO returns
Price return from the last close on or before the window start to Sep 28, 2026, on adjusted closes.
| Period | Return |
|---|---|
| 1 month | -4.6% |
| 3 months | -6.4% |
| 6 months | +0.1% |
| Year to date | +9.0% |
| 1 year | n/a |
| 3 years | n/a |
| 5 years | n/a |
| 10 years | n/a |
| Since Dec 11, 2025 | +9.4% |
CSIO records
Measured on the stored closes; every figure is reproducible from the API series.
- All time high close
- $29.12 on Jul 24, 2026
- All time low close
- $24.50 on Dec 19, 2025
- 52 week high
- $30.12 on Mar 26, 2026
- 52 week low
- $24.45 on Dec 22, 2025
- Deepest drawdown
- -7.0% from Jul 24, 2026 to Sep 28, 2026, not yet recovered
- Best single session
- +2.5% on Apr 30, 2026
- Worst single session
- -2.2% on Mar 20, 2026
- Volatility, 1 year annualised
- 10.7%
- Sessions closing higher, 1 year
- 56%
CSIO price history by year
Open is the first session's open, high and low span the year, close is the last session's close, and the return is close over the previous year's close. 2025 starts on Dec 11, 2025; 2026 runs to Sep 28, 2026.
| Year | Open | High | Low | Close | Return | Volume | Sessions |
|---|---|---|---|---|---|---|---|
| 2026 | $24.85 | $30.12 | $24.65 | $27.08 | +9.7% | 2.4M | 185 |
| 2025 | $24.73 | $25.08 | $24.45 | $24.69 | n/a | 251.3K | 14 |
CSIO monthly closes, last 12 months
| Month | Month end close | Change |
|---|---|---|
| September 2026 | $27.08 | -5.3% |
| August 2026 | $28.59 | -0.3% |
| July 2026 | $28.67 | +0.4% |
| June 2026 | $28.55 | +1.8% |
| May 2026 | $28.05 | -2.3% |
| April 2026 | $28.71 | +4.3% |
| March 2026 | $27.52 | -2.7% |
| February 2026 | $28.28 | +9.3% |
| January 2026 | $25.88 | +4.8% |
| December 2025 | $24.69 | n/a |
About the CSIO data
Daily bars. 199 sessions from Dec 11, 2025 to Sep 28, 2026, one row per NYSE Arca trading day with open, high, low, close and volume. Prices are adjusted for splits and cash dividends so the series is comparable across its whole length; the API also serves the raw, split only and dividend only views.
Minute bars. Stored from Jul 13, 2026 forward, most recent session Sep 28, 2026. Minute history is captured from the day collection began and is never backfilled, so this start date is exact. Five minute, fifteen minute and hourly bars are derived from these minutes.
Time and currency. Session dates are NYSE Arca trading days; minute timestamps are UTC. Prices are in USD. Volume is shares traded on the session.
Get the data. The REST endpoint returns the daily series as JSON with pagination; a free key serves the last year, Quant and above the full history back to Dec 11, 2025, and minute bars come with the paid windows. It takes timeframe (1Min, 5Min, 15Min, 1Hour, 1Day), adjustment, start and end. See the bars endpoint and authentication, and pricing for the plan windows.
curl "https://api.datacedar.com/v3/stocks/CSIO/bars?timeframe=1Day&adjustment=all&limit=50000" \
-H "X-API-Key: YOUR_KEY"Nearby on NYSE Arca
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Common questions
CSIO share price history
